Features: Made of high quality ABS material, strong and durable, corrosion resistant and well protect leds from moisture and rain drops. The waterproof light bar for always be ready for different kinds of weather attck, withstand the invasion of dust, dirt, snow and so on. The light is very bright, can warn the vehicles behind, avoid rear-end accidents, and ensure the safety of night driving. Easy to install and disassemble, no need to modify the original car, the lamp can be used by connecting wires. The LED light bar widely suitable for 12V vehicles, such as trucks, travel trailer, boats, and other vehicles. Specifications: Material:ABS Voltage:12V Color:Red / White / Yellow Length:Approx. 250mm / 9.84 inches Width:Approx. 27.5mm / 1.08 inches Height:Approx. 16mm / 0.63 inches Package Includes: 1 Piece Truck Brake Light (Including Screw Accessories) note: Please allow 1-2cm errors due to manual measurement. Because of the different display of each computer, the pictures may not reflect the actual color of the item.